[ntp:questions] Re: Servers reachable, but can't sync

Danny Mayer mayer at gis.net
Tue Sep 13 02:10:32 UTC 2005


Tom Smith wrote:
> Danny Mayer wrote:
>>
>>> -Tom
> 
> 
> Looks like clock setting modes use port 123 unless "-u" is used. Query
> and debug modes appear to use an unreserved port regardless of "-u".
> Greg's tcpdumps show part of that, I think.
> 
I didn't check but with debug mode you can't use port 123 without
privileges so it very well be true in that mode.

> Yes, we've all heard many times that ntpdate is deprecated, and
> probably don't need to hear it every time those seven letters appear
> in a post. I'm confident that it will disappear in 5-10 years after
> alternatives are fully equivalent and released and when all the existing
> stable systems that already use it have been retired. :-)
> 
I'm afraid it will suffer the same fate as nslookup and remain forever
as part of the distribution.

Danny




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